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Northamptonshire Analysis
The authority on Northamptonshire statistics

Northamptonshire Demography

For more information relating to each statistic, click on the enlarged text within the statement.


Population IconNorthamptonshire has an estimated population of 741,209 people.

(Office for National Statistics Mid-Year Estimates 2017).



Since 2011, the county’s population growth has increased at a greater rate than across England as a whole (7.1% v. 4.9% nationally, with a widening percentage-point gap).



A fifth of the county’s population are children aged 0-15 years (20.2%; 148,114 persons).  This is a greater proportion than across England as a whole (19.1%).     (ONS Revised MYEs 2016).


53,729 residents are older people aged 75 and over. This age group has grown from 6.9% of the population at the time of the 2011 Census, to 7.3% in 2016.  This is a lower proportion than the England average (8.1%).

(ONS Revised MYEs 2016).



The average age of a resident of Northamptonshire is 39.9 years.

(Calculation from ONS MYEs 2017).



The life expectancy at birth is 79.5 years for males and 82.8 years for females.

(Office for National Statistics 2015-17 life expectancy data).



In 2017, there were  8,897  live births to mothers resident in the county. Northamptonshire’s general fertility rate for 2016 is higher than the national average (67.5 in the county against 62.5 across England as a whole).

(Office for National Statistics live births data).



At the time of the 2011 Census, 14.3% of the population of Northamptonshire stated they were of a ‘non-White British’ ethnicity.


In the year to end of June 2018, 10,530 overseas nationals newly resident in the county were allocated National Insurance Numbers (NINos).  This is the lowest quarterly (rolling 12 month) figure since immigration access was granted to EU2 nationals.

(Department for Work & Pensions statistics).



Nearly 60% of the county’s population declare themselves to be Christian.  A further 29% say they have no religion. (Census 2011)



16.2% of Northamptonshire’s residents live in areas considered 'deprived'* according to the 2015 Index of Multiple Deprivation (IMD). There are proportionately more children in deprived areas than non-deprived areas.

*falling within the top 20% most deprived LSOA small area geographies in England.

(IMD 2015, Department for Communities & Local Government combined with small area mid year estimates 2017 from the Office for National Statistics).



In 2011, 24.1% of the population of Northamptonshire aged 16+ were qualified to degree level or above.  A further 22.3% had no qualifications.   (Census 2011)


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